import redis.clients.jedis.Jedis;
import redis.clients.jedis.JedisPool;

import java.util.Arrays;
import java.util.List;

/**
 * Created with IntelliJ IDEA.
 * Description:
 * User: ws
 * Date: 2023-11-10
 * Time: 18:59
 */
public class RedisDemoList {


    public static void test1(Jedis jedis) {
        System.out.println("lpush 和 lrange");
        jedis.flushAll();

        // lpush 头插
        jedis.lpush("key", "111", "222", "333");
        List<String> result = jedis.lrange("key", 0, 1);
        System.out.println(result);
    }

    public static void test2(Jedis jedis) {
        System.out.println("rpush");
        jedis.flushAll();


        // rpush 尾插
        jedis.rpush("key", "111", "222", "333");
        List<String> result = jedis.lrange("key", 0, -1);
        System.out.println("result" + result);
    }


    public static void test3(Jedis jedis) {
        System.out.println("lpop");
        jedis.flushAll();

        // rpush 尾插
        jedis.rpush("key", "111", "222", "333");


        // lpop 头删
        String result = jedis.lpop("key");
        System.out.println(result);

        result = jedis.lpop("key");
        System.out.println(result);

        result = jedis.lpop("key");
        System.out.println(result);

        result = jedis.lpop("key");
        System.out.println(result);
    }


    public static void test4(Jedis jedis) {
        System.out.println("lpop");
        jedis.flushAll();


        // rpush 尾插
        jedis.rpush("key", "111", "222", "333");


        // rpop 尾删
        String result = jedis.rpop("key");
        System.out.println(result);

        result = jedis.rpop("key");
        System.out.println(result);

        result = jedis.rpop("key");
        System.out.println(result);

        result = jedis.rpop("key");
        System.out.println(result);
    }


    public static void test5(Jedis jedis) {
        System.out.println("blpop");
        jedis.flushAll();

        // 返回结果是一个二元组，一个是从哪个 key 中删除， 一个是删除的 value 是什么
        List<String> results = jedis.blpop(100, "key");
        System.out.println("result[0]:" + results.get(0));
        System.out.println("result[1]:" + results.get(1));
        System.out.println(results.toString());
    }

    public static void test6(Jedis jedis) {
        System.out.println("llen");
        jedis.flushAll();

        jedis.rpush("key", "111", "222", "333");
        long len = jedis.llen("key");
        System.out.println("len:" + len);
    }



    public static void main(String[] args) {
        JedisPool jedisPool = new JedisPool("tcp://127.0.0.1:8888");
        try (Jedis jedis = jedisPool.getResource()) {
            test6(jedis);
        }
    }
}
